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Side by Side Diff: webkit/browser/fileapi/sandbox_file_stream_writer.h

Issue 539143002: Migrate webkit/browser/ to storage/browser/ (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: fix android build Created 6 years, 3 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef WEBKIT_BROWSER_FILEAPI_SANDBOX_FILE_STREAM_WRITER_H_ 5 #include "storage/browser/fileapi/sandbox_file_stream_writer.h"
6 #define WEBKIT_BROWSER_FILEAPI_SANDBOX_FILE_STREAM_WRITER_H_
7
8 #include "base/files/file.h"
9 #include "base/files/file_path.h"
10 #include "base/memory/scoped_ptr.h"
11 #include "url/gurl.h"
12 #include "webkit/browser/fileapi/file_stream_writer.h"
13 #include "webkit/browser/fileapi/file_system_url.h"
14 #include "webkit/browser/fileapi/task_runner_bound_observer_list.h"
15 #include "webkit/browser/storage_browser_export.h"
16 #include "webkit/common/blob/shareable_file_reference.h"
17 #include "webkit/common/fileapi/file_system_types.h"
18 #include "webkit/common/quota/quota_types.h"
19
20 namespace storage {
21
22 class FileSystemContext;
23 class FileSystemQuotaUtil;
24 class FileStreamWriter;
25
26 class STORAGE_EXPORT_PRIVATE SandboxFileStreamWriter
27 : public NON_EXPORTED_BASE(FileStreamWriter) {
28 public:
29 SandboxFileStreamWriter(FileSystemContext* file_system_context,
30 const FileSystemURL& url,
31 int64 initial_offset,
32 const UpdateObserverList& observers);
33 virtual ~SandboxFileStreamWriter();
34
35 // FileStreamWriter overrides.
36 virtual int Write(net::IOBuffer* buf, int buf_len,
37 const net::CompletionCallback& callback) OVERRIDE;
38 virtual int Cancel(const net::CompletionCallback& callback) OVERRIDE;
39 virtual int Flush(const net::CompletionCallback& callback) OVERRIDE;
40
41 // Used only by tests.
42 void set_default_quota(int64 quota) {
43 default_quota_ = quota;
44 }
45
46 private:
47 // Performs quota calculation and calls local_file_writer_->Write().
48 int WriteInternal(net::IOBuffer* buf, int buf_len,
49 const net::CompletionCallback& callback);
50
51 // Callbacks that are chained for the first write. This eventually calls
52 // WriteInternal.
53 void DidCreateSnapshotFile(
54 const net::CompletionCallback& callback,
55 base::File::Error file_error,
56 const base::File::Info& file_info,
57 const base::FilePath& platform_path,
58 const scoped_refptr<storage::ShareableFileReference>& file_ref);
59 void DidGetUsageAndQuota(const net::CompletionCallback& callback,
60 storage::QuotaStatusCode status,
61 int64 usage,
62 int64 quota);
63 void DidInitializeForWrite(net::IOBuffer* buf, int buf_len,
64 const net::CompletionCallback& callback,
65 int init_status);
66
67 void DidWrite(const net::CompletionCallback& callback, int write_response);
68
69 // Stops the in-flight operation, calls |cancel_callback_| and returns true
70 // if there's a pending cancel request.
71 bool CancelIfRequested();
72
73 scoped_refptr<FileSystemContext> file_system_context_;
74 FileSystemURL url_;
75 int64 initial_offset_;
76 scoped_ptr<FileStreamWriter> local_file_writer_;
77 net::CompletionCallback cancel_callback_;
78
79 UpdateObserverList observers_;
80
81 base::FilePath file_path_;
82 int64 file_size_;
83 int64 total_bytes_written_;
84 int64 allowed_bytes_to_write_;
85 bool has_pending_operation_;
86
87 int64 default_quota_;
88
89 base::WeakPtrFactory<SandboxFileStreamWriter> weak_factory_;
90
91 DISALLOW_COPY_AND_ASSIGN(SandboxFileStreamWriter);
92 };
93
94 } // namespace storage
95
96 #endif // WEBKIT_BROWSER_FILEAPI_SANDBOX_FILE_STREAM_WRITER_H_
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